Diagnosis of oestrus and ovulation in cows by pH-measurements intra vaginam and by apparent viscosity of vaginal mucus.
D000818:Animals; D002417:Cattle; D004971:Estrus; D005260:Female; D006863:Hydrogen-Ion Concentration; D010060:Ovulation; D011247:Pregnancy; D012621:Seasons; D014621:Vagina; D014783:Viscosity